When Office stops working as expected, start with the shortest official checks before you reinstall anything.
Problem Description: Chnage Phone Number Account
The required task is to chnage the Phone Number on the Account, but the current Outlook workflow does not complete it as expected. The problem affects Office Apps Freezing and requires a focused, scenario-specific resolution.
Quick Answer for Office Won't Complete Task
Outlook problems are commonly caused by add-ins, damaged preferences or templates, outdated builds, unavailable resources, or a corrupted installation. Start with low-risk tests before applying a broader repair.
Likely Causes Behind Common Office Apps Freezing Triggers
The Microsoft account or license context may not match the purchase or device.
Cached credentials, outdated builds, or damaged local components can trigger office apps freezing.
A file-specific corruption or add-in conflict can mimic a broader application failure.
Recommended Solution: Repairing Office Startup Issues
When to use this: Apply these steps when the symptoms match and you can access the relevant Microsoft account or administrator.
Go to the Microsoft account “how you sign in” / account info page: and sign in with the same account used in Outlook.
Select Add phone number.
Select Remove next to that number if it is wrong.
Open Outlook Web App and go to My account.
Update your photo and account information in Outlook Web App.
Record the exact behavior, error message, Outlook version, operating system, and affected scope.
Alternative Solutions for Broader Office Apps Freezing Workarounds
Retry the Microsoft-side steps after restarting the app and device.
Test the same action in a private browser session or a new blank file to isolate account vs file issues.
Run Quick Repair, then Online Repair from Programs and Features if the app still fails.
Capture exact error text and screenshots before contacting Microsoft Support or your administrator.
Working with WPS Office: Using WPS While Office Is Unavailable

WPS Office cannot replace Microsoft account, activation, or cloud fixes for this scenario. It remains one of the best free Microsoft Office-compatible alternatives for opening and editing local files.
Download and install WPS Office from the official website.
Open local Word, Excel, PowerPoint, or PDF files in the matching WPS app.
Save a working copy locally while Microsoft-side issues are resolved.
Return to Microsoft Office after the primary fix succeeds.
If you need a practical local workspace in the meantime, try WPS Office.
Prevention Tips for Avoiding Repeat Office Apps Freezing
Keep one primary Microsoft account for subscriptions and Office sign-in.
Install updates for Office and Windows before retrying failed workflows.
Back up important files before repair, reset, or reinstall actions.
Document exact error messages before the next troubleshooting attempt.
FAQs About Chnage Troubleshooting FAQ
Can WPS Office fix this office apps freezing issue directly? Only when the WPS steps match the formatting or file task. Account, activation, and cloud issues stay on the Microsoft side.
Should I reinstall Office before trying these steps? Not first. Confirm account, license, and the exact error before reinstalling.
What should I send to Microsoft Support? The affected account email, device type, Office version, exact error text, and screenshots with personal data hidden.




